Key chain opener



FIG. 1 is a front view of a key chain opener;

FIG. 2 is a first side view thereof;

FIG. 3 is a bottom view thereof; and,

FIG. 4 is a perspective view thereof.

The broken lines adjacent to the shaded portions depict unclaimedportions of the claimed design. All other broken lines depict unclaimedenvironmental subject matter.

CLAIM The ornamental design for a key chain opener, as shown and described. 